#PHP-Friends#，#德国#老牌商家，有自建机房，VPS基于#KVM#。现在#圣诞#优惠，有2款特价KVM VPS，性价比高。（看到的价格均含19%的税，国内购买 自动免税）
vServer Winterspecial 2021 SSD Mini
vCPU：4 @ Intel Xeon E5 v3 / v4
内存：8 GB DDR4
空间：80 GB SSD
流量：20 TB / 月（1 GBit/s端口）
IPv4：1
IPv6：/64
€4.99/月，需半年付，12个月合同期
购买链接
vServer Winterspecial 2021 SSD Maxi
vCPU：8 @ Intel Xeon E5 v3 / v4
内存：16 GB DDR4
空间：160 GB SSD
流量：20 TB / 月（1 GBit/s端口）
IPv4：1
IPv6：/64
€9.99/月，需半年付，12个月合同期
购买链接
网速测速结果,电信联通移动很一般,延迟过高,多半是绕路了
硬盘 I/O 性能测试
dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB) copied, 4.19666 s, 64.0 MB/s
5、UnixBench跑分
Benchmark Run: Sun Oct 15 2017 22:40:15 - 23:08:17
2 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 36390942.7 lps (10.0 s, 7 samples)
Double-Precision Whetstone 4350.9 MWIPS (9.7 s, 7 samples)
Execl Throughput 2195.2 lps (29.9 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 1066261.3 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 304674.0 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2241585.2 KBps (30.0 s, 2 samples)
Pipe Throughput 2538616.0 lps (10.0 s, 7 samples)
Pipe-based Context Switching 37613.9 lps (10.0 s, 7 samples)
Process Creation 8329.9 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 6241.9 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1229.1 lpm (60.0 s, 2 samples)
System Call Overhead 4466234.3 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 36390942.7 3118.3
Double-Precision Whetstone 55.0 4350.9 791.1
Execl Throughput 43.0 2195.2 510.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 1066261.3 2692.6
File Copy 256 bufsize 500 maxblocks 1655.0 304674.0 1840.9
File Copy 4096 bufsize 8000 maxblocks 5800.0 2241585.2 3864.8
Pipe Throughput 12440.0 2538616.0 2040.7
Pipe-based Context Switching 4000.0 37613.9 94.0
Process Creation 126.0 8329.9 661.1
Shell Scripts (1 concurrent) 42.4 6241.9 1472.1
Shell Scripts (8 concurrent) 6.0 1229.1 2048.4
System Call Overhead 15000.0 4466234.3 2977.5
========
System Benchmarks Index Score 1318.0
------------------------------------------------------------------------
Benchmark Run: Sun Oct 15 2017 23:08:17 - 23:36:22
2 CPUs in system; running 2 parallel copies of tests
Dhrystone 2 using register variables 73925465.4 lps (10.0 s, 7 samples)
Double-Precision Whetstone 8723.6 MWIPS (9.8 s, 7 samples)
Execl Throughput 1870.5 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 1365153.5 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 383078.5 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 3674723.2 KBps (30.0 s, 2 samples)
Pipe Throughput 5138491.7 lps (10.0 s, 7 samples)
Pipe-based Context Switching 745437.3 lps (10.0 s, 7 samples)
Process Creation 22144.0 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 7224.4 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 951.1 lpm (60.1 s, 2 samples)
System Call Overhead 6850223.6 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 73925465.4 6334.7
Double-Precision Whetstone 55.0 8723.6 1586.1
Execl Throughput 43.0 1870.5 435.0
File Copy 1024 bufsize 2000 maxblocks 3960.0 1365153.5 3447.4
File Copy 256 bufsize 500 maxblocks 1655.0 383078.5 2314.7
File Copy 4096 bufsize 8000 maxblocks 5800.0 3674723.2 6335.7
Pipe Throughput 12440.0 5138491.7 4130.6
Pipe-based Context Switching 4000.0 745437.3 1863.6
Process Creation 126.0 22144.0 1757.5
Shell Scripts (1 concurrent) 42.4 7224.4 1703.9
Shell Scripts (8 concurrent) 6.0 951.1 1585.1
System Call Overhead 15000.0 6850223.6 4566.8
========
System Benchmarks Index Score 2401.9
